21371904

素因数分解:

$2^{10}\times 3^3\times {\mathrm{773}}^1$

素因数の和:802

約数の個数: 88

約数和(自身を含む): 63375120

約数和(自身を除く): 42003216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 773, 864, 1024, 1152, 1536, 1546, 1728, 2304, 2319, 3072, 3092, 3456, 4608, 4638, 6184, 6912, 6957, 9216, 9276, 12368, 13824, 13914, 18552, 20871, 24736, 27648, 27828, 37104, 41742, 49472, 55656, 74208, 83484, 98944, 111312, 148416, 166968, 197888, 222624, 296832, 333936, 395776, 445248, 593664, 667872, 791552, 890496, 1187328, 1335744, 1780992, 2374656, 2671488, 3561984, 5342976, 7123968, 10685952, 21371904]

約数ペア:

[(1, 21371904), (2, 10685952), (3, 7123968), (4, 5342976), (6, 3561984), (8, 2671488), (9, 2374656), (12, 1780992), (16, 1335744), (18, 1187328), (24, 890496), (27, 791552), (32, 667872), (36, 593664), (48, 445248), (54, 395776), (64, 333936), (72, 296832), (96, 222624), (108, 197888), (128, 166968), (144, 148416), (192, 111312), (216, 98944), (256, 83484), (288, 74208), (384, 55656), (432, 49472), (512, 41742), (576, 37104), (768, 27828), (773, 27648), (864, 24736), (1024, 20871), (1152, 18552), (1536, 13914), (1546, 13824), (1728, 12368), (2304, 9276), (2319, 9216), (3072, 6957), (3092, 6912), (3456, 6184), (4608, 4638)]